Exemplo n.º 1
0
 //redraw the control when text is changed
 protected override void OnTextChanged(EventArgs e)
 {
     base.OnTextChanged(e);
     if (IsGlassSupported)
     {
         Areo.InvalidateRect(Handle, (Areo.RECT)ClientRectangle, false);
     }
 }
Exemplo n.º 2
0
 //redraw the control When the mouse buttons are pressed
 protected override void OnMouseDown(MouseEventArgs e)
 {
     base.OnMouseDown(e);
     IsMouseDown = true;
     if (IsGlassSupported)
     {
         Areo.InvalidateRect(Handle, (Areo.RECT)ClientRectangle, false);
     }
 }
Exemplo n.º 3
0
 //redraw when pressing the arrow keys
 protected override void OnKeyDown(KeyEventArgs e)
 {
     base.OnKeyDown(e);
     if (IsGlassSupported)
     {
         if (e.KeyCode == Keys.Up || e.KeyCode == Keys.Down || e.KeyCode == Keys.Left || e.KeyCode == Keys.Right)
         {
             Areo.InvalidateRect(Handle, (Areo.RECT)ClientRectangle, false);
         }
     }
 }
Exemplo n.º 4
0
 public GlassTextBox()
 {
     IsGlassSupported = Areo.IsGlassSupported;
     this.SetStyle(
         ControlStyles.OptimizedDoubleBuffer |
         ControlStyles.Selectable |
         ControlStyles.StandardClick, true);
     if (IsGlassSupported)
     {
         //we need to call this on every new thread to initialize the buffered painting
         Areo.BufferedPaintInit();
     }
 }
Exemplo n.º 5
0
        //override the default WindowProc and hijack the WM_PAINT command
        protected override void WndProc(ref Message m)
        {
            //let windows handle the message by default
            base.WndProc(ref m);

            if (IsGlassSupported)
            {
                if (m.Msg == Areo.WM_PAINT)
                {
                    //create a graphics object for this control
                    Graphics gfx = this.CreateGraphics();

                    //obtain a handle to the native device contex
                    IntPtr hdc = gfx.GetHdc();

                    //create a empty device context
                    IntPtr BufferedDC = IntPtr.Zero;

                    //Cast the ClientRectangle to a native RECT
                    Areo.RECT ClientRect = (Areo.RECT)ClientRectangle;

                    //obtain the buffered device context from BeginBufferedPaint
                    IntPtr BuffDCHandle = Areo.BeginBufferedPaint(hdc, ref ClientRect, Areo.BP_BUFFERFORMAT.BPBF_TOPDOWNDIB, IntPtr.Zero, out BufferedDC);

                    //paint the client to the buffered device context
                    Areo.SendMessage(Handle, Areo.WM_PRINTCLIENT, BufferedDC, Areo.PRF_CLIENT);

                    //set the ALPHA level to fully opaque
                    Areo.BufferedPaintSetAlpha(BuffDCHandle, IntPtr.Zero, 255);

                    //end the buffered painting session
                    Areo.EndBufferedPaint(BuffDCHandle, true);

                    //release the controls device context handle
                    gfx.ReleaseHdc(hdc);
                }
            }
        }